Accrued salaries payable of $51,000 were not recorded at december 31, 2014. office supplies on hand of $29,000 at december 31, 2015 were erroneously treated as expense instead of supplies inventory. neither of these errors was discovered nor corrected. the effect of these two errors would cause: a. 2015 net income to be understated $80,000 and december 31, 2015 retained earnings to be understated $29,000.b. 2014 net income and december 31, 2014 retained earnings to be understated $51,000 each. c. 2014 net income to be overstated $22,000 and 2015 net income to be understated $29,000.d. 2015 net income and december 31, 2015 retained earnings to be understated $29,000 each.